Performs control of several systems based on input/output signals from switches.
The start stop unit controls systems based on the input/output signals.
The functions which are controlled are as follows:
| Control | Content | Reference |
| Advanced keyless entry system control | Authorization of the remote transmitter being carried is automatically performed using radio waves, and all the doors lock/unlock according to the switch operation. | |
| Keyless entry system control | When the lock/unlock buttons on the transmitter are pressed at a distance away from the vehicle (within approx. 1 m {3 ft}), all the doors lock/unlock. | (See KEYLESS ENTRY SYSTEM.) |
| Push button start system control | When the push button start is pressed, authorization of the remote transmitter brought into the vehicle is automatically performed. | (See PUSH BUTTON START SYSTEM [ADVANCED KEYLESS ENTRY SYSTEM].) |
| Immobilizer system control | The immobilizer system is a vehicle theft prevention device that only allows a remote transmitter that has been previously programmed to the vehicle to start the engine. | (See IMMOBILIZER SYSTEM.) |
| On-board diagnostic system control | The start stop unit is equipped with an on-board diagnosis function which records DTCs in the event of a malfunction. | (See ON-BOARD DIAGNOSIS SYSTEM [START STOP UNIT].) (See ON-BOARD DIAGNOSIS SYSTEM [ADVANCED KEYLESS ENTRY SYSTEM].) |
| CAN (Controller Area Network) | Sends and receives signals between CAN system-related modules using CAN system. |
KEY warning light (red) illuminates.
KEY warning light (red) illuminates.
If a malfunction is detected in the push button start system, the engine can be started by pressing and holding the push button start.In addition, if the following conditions are met, engine starting is inhibited.
Certain period of time has elapsed since malfunction is detected in push button start
Engine is started a certain number of times by pressing and holding push button start
Flashes the push button start indicator light (amber).
Flashes the push button start indicator light (amber).